request:
	curl -X GET  localhost:18911/
	curl -X GET  localhost:18911/articles/book/10
	curl -X GET  localhost:18911/articles/book/10?filter=Gorilla
	curl -X POST localhost:18911/articles/book/10?filter=Gorilla
	curl -X GET  localhost:18911/articles/book/10?filter=10
	curl -X GET  localhost:18911/articles/post/book/10
	curl -X POST localhost:18911/articles/post/book/10
	# product
	curl -X GET localhost:18911/products/1
	curl -X GET localhost:18911/products/1/detail
	# static
	curl -X GET localhost:18911/static/README.md
